Home / 375,171.27-562,815.77-122,393.43

Finding the Fourth Proportional to 375,171.27, 562,815.77 and 122,393.43

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Solution

The fourth proportional to 375,171.27, 562,815.77 and 122,393.43 is: 183,609.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,171.27 : 562,815.77 = 122,393.43 : x
  2. Step 2: Convert to fraction form
    375,171.27/562,815.77 = 122,393.43/x
  3. Step 3: Cross multiply
    375,171.27x = 562,815.77 × 122,393.43
  4. Step 4: Simplify right side
    375,171.27x = 68,884,951,936.42
  5. Step 5: Solve for x
    x = 68,884,951,936.42/375,171.27
  6. Step 6: Final answer
    x = 183,609.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.